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Conditional HTML Attributes using Razor MVC3
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MySQL: selecting rows where a column is null
...nything,
including itself (ie: NULL = NULL is always false).
See Rule 3 https://en.wikipedia.org/wiki/Codd%27s_12_rules
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What exactly are DLL files, and how do they work?
...
http://support.microsoft.com/kb/815065
A DLL is a library that contains code
and data that can be used by more than
one program at the same time. For
example, in Windows operating systems,
the Comdlg32 DLL perform...
Why shouldn't I use mysql_* functions in PHP?
...
The MySQL extension:
Is not under active development
Is officially deprecated as of PHP 5.5 (released June 2013).
Has been removed entirely as of PHP 7.0 (released December 2015)
This means that as of 31 Dec 2018 it does not exist in any supported version of PHP. If you are using a ve...
How to export collection to CSV in MongoDB?
... are required for csv.
According to this bug in the MongoDB issue tracker https://jira.mongodb.org/browse/SERVER-4224 you MUST provide the fields when exporting to a csv. The docs are not clear on it. That is the reason for the error.
Try this:
mongoexport --host localhost --db dbname --collectio...
How can I split and parse a string in Python?
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Efficient evaluation of a function at every cell of a NumPy array
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How to tell if JRE or JDK is installed
...Machines/jdkmajor.minor.macro[_update].jdk
See the uninstall JDK part at https://docs.oracle.com/javase/8/docs/technotes/guides/install/mac_jdk.html
So if you can find such folder then the JDK is installed
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Google Chrome Extensions - Can't load local images with CSS
...ion that uses the content script feature to modify a website. More specifically, the background-image of said website.
8 ...
Which is more preferable to use: lambda functions or nested functions ('def')?
...nction objects, but list comprehensions and generator expressions are generally more readable than those functions and can cover all use cases, without the need of lambdas.
For the cases you really need a small function object, you should use the operator module functions, like operator.add instea...